const Circle{
  constructor(r){
    this.#radius = r;
  }

  get area{
    return Math.PI * this.#radius * this.#radius;
  }

  get circumference{
    return Math.PI * 2 * this.#radius;
  }

  get diameter{
    return 2 * #radous;
  }

  #radius = 0;
}

module.exports = Circle;
